{"instruction": "You are an expert in event argument extraction. Please extract event arguments and their roles from the input that conform to the schema definition, which already includes event trigger words. If an argument does not exist, return NAN or an empty dictionary. Please respond in the format of a JSON string.", "schema": [{"event_type": "adverse event", "arguments": ["Treatment.Drug", "Treatment.Duration", "Subject.Population", "Combination.Drug", "Treatment", "Treatment.Time_elapsed", "Subject.Race", "Treatment.Freq", "Subject.Age", "Treatment.Dosage", "Effect", "Subject.Disorder", "Treatment.Route", "Subject.Gender", "Subject"]}], "input": "Retinoic acid may increase the risk of bone marrow transplant nephropathy."}
{"adverse event": [{"Treatment.Drug": "Retinoic acid", "Treatment.Duration": "NAN", "Subject.Population": "NAN", "Combination.Drug": "NAN", "Treatment": "Retinoic acid", "Treatment.Time_elapsed": "NAN", "Subject.Race": "NAN", "Treatment.Freq": "NAN", "Subject.Age": "NAN", "Treatment.Dosage": "NAN", "Effect": "bone marrow transplant nephropathy", "Subject.Disorder": "NAN", "Treatment.Route": "NAN", "Subject.Gender": "NAN", "Subject": "NAN"}]}